12542500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 60

約数和(自身を含む): 28537740

約数和(自身を除く): 15995240

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 173, 250, 290, 346, 500, 580, 625, 692, 725, 865, 1250, 1450, 1730, 2500, 2900, 3460, 3625, 4325, 5017, 7250, 8650, 10034, 14500, 17300, 18125, 20068, 21625, 25085, 36250, 43250, 50170, 72500, 86500, 100340, 108125, 125425, 216250, 250850, 432500, 501700, 627125, 1254250, 2508500, 3135625, 6271250, 12542500]

約数ペア:

[(1, 12542500), (2, 6271250), (4, 3135625), (5, 2508500), (10, 1254250), (20, 627125), (25, 501700), (29, 432500), (50, 250850), (58, 216250), (100, 125425), (116, 108125), (125, 100340), (145, 86500), (173, 72500), (250, 50170), (290, 43250), (346, 36250), (500, 25085), (580, 21625), (625, 20068), (692, 18125), (725, 17300), (865, 14500), (1250, 10034), (1450, 8650), (1730, 7250), (2500, 5017), (2900, 4325), (3460, 3625)]